package com.ynny.example01.Test;

import com.ynny.example01.Circle;

public class CircleTest {
    public static void main(String[] args) {
        Circle circle = new Circle();
        //circle.r = 10;
        circle.setR(100);
        //        double s = circle.findArea();
//        System.out.println("圆的面积为:" + s);
    }
}

